5.8 Westward Expansion and Transportation Technologies – Teaching California

Westward Expansion Unit

Westward Expansion Unit

EPA issues new auto rules aimed at boosting sales of electric

Westward Expansion Full Unit Bundle Engaging Student Centered

After Promontory: 150 Years of Transcontinental Railroading

Intermodal: 'On the Decline in 2023' - Railway Age

Transcontinental Railroad Special Education Westward Expansion

Going West for Decades on Route 66

List of monorail systems - Wikipedia

Westward Expansion Railroad: Era of Growth

Library of Congress: Media Gallery